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60 lines
1.2 KiB
Plaintext
60 lines
1.2 KiB
Plaintext
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//========================================================================
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//
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// glibc.h
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//
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// Emulate various non-portable glibc functions.
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//
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// This file is licensed under the GPLv2 or later
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//
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// Copyright (C) 2016 Adrian Johnson <ajohnson@redneon.com>
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// Copyright (C) 2022 Albert Astals Cid <aacid@kde.org>
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//
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//========================================================================
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#include "glibc.h"
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#ifndef HAVE_GMTIME_R
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struct tm *gmtime_r(const time_t *timep, struct tm *result)
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{
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struct tm *gt;
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gt = gmtime(timep);
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if (gt)
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*result = *gt;
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return gt;
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}
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#endif
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#ifndef HAVE_LOCALTIME_R
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struct tm *localtime_r(const time_t *timep, struct tm *result)
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{
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struct tm *lt;
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lt = localtime(timep);
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*result = *lt;
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return lt;
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}
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#endif
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#ifndef HAVE_TIMEGM
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// Get offset of local time from UTC in seconds. DST is ignored.
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static time_t getLocalTimeZoneOffset()
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{
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time_t utc, local;
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struct tm tm_utc;
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time(&utc);
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gmtime_r(&utc, &tm_utc);
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local = mktime(&tm_utc);
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return static_cast<time_t>(difftime(utc, local));
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}
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time_t timegm(struct tm *tm)
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{
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tm->tm_isdst = 0;
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time_t t = mktime(tm);
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if (t == -1)
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return t;
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t += getLocalTimeZoneOffset();
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return t;
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}
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#endif
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